MEXICO CITY - A moderate earthquake has struck in a mountainous region of southern Mexico between the capital and the Pacific Ocean.

The U.S. Geological Survey says the Saturday morning quake had a magnitude of 5.3 and was centred 10 kilometres from the city of Arcelia, in the coastal state of Guerrero.

It was also felt 170 kilometres away in Mexico City.

There were no immediate reports of any damage or injuries.